Finding the Fourth Proportional to 871,725.99, 1,307,552.76 and 303,235.84
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Solution
The fourth proportional to 871,725.99, 1,307,552.76 and 303,235.84 is: 454,841.16
Step by Step Solution
- Step 1: Write the proportion equation
871,725.99 : 1,307,552.76 = 303,235.84 : x - Step 2: Convert to fraction form
871,725.99/1,307,552.76 = 303,235.84/x - Step 3: Cross multiply
871,725.99x = 1,307,552.76 × 303,235.84 - Step 4: Simplify right side
871,725.99x = 396,496,859,522.92 - Step 5: Solve for x
x = 396,496,859,522.92/871,725.99 - Step 6: Final answer
x = 454,841.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.